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Quantification of Long Period Strong Ground Motion Attenuation for Engineering Design

by W. Silva and N.A. Abrahamson

Silva, W., and N.A. Abrahamson (1992). Quantification of Long Period Strong Ground Motion Attenuation for Engineering Design. SMIP92 Seminar on Seismological and Engineering Implications of Recent Strong-Motion Data, p. 2-1 - 2-9.

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Abstract

Empirical strong motion recordings from large magnitude (M ≥ 6) events are reprocessed with an emphasis toward preserving the long period motions. A preliminary empirical attenuation relationship for response spectral values is derived for the period range, 1-20 seconds.